| 1. | Human protein \(\alpha\) –1–antitrypsin. |
| 2. | Human alpha–lactalbumin. |
| 3. | Human insulin–like growth factor. |
| 4. | Human enzyme Adenosine Deaminase (ADA). |
| 1. | mice | 2. | cow |
| 3. | pig | 4. | fish |
Genetic engineering has been successfully used for producing:
| 1. | transgenic mice for testing the safety of polio vaccine before use in humans |
| 2. | transgenic models for studying new treatments for certain cardiac disease |
| 3. | transgenic Cow-Rosie which produces high-fat milk for making ghee |
| 4. | Animals like bulls for farm work as they have super power |